syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xbd000)
[   79.691261][ T1024] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1
[   79.691282][ T1024] ata1: failed to read log page 10h (errno=-5)
[   79.691294][ T1024] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0
[   79.691304][ T1024] ata1.00: irq_stat 0x41000000
[   79.691313][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED
[   79.691320][ T1024] ata1.00: cmd 61/e8:70:36:41:04/05:00:00:00:00/40 tag 14 ncq dma 774144 out
[   79.691320][ T1024]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   79.691349][ T1024] ata1.00: status: { DRDY }
[   79.691358][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED
[   79.691364][ T1024] ata1.00: cmd 61/40:78:1e:47:04/03:00:00:00:00/40 tag 15 ncq dma 425984 out
[   79.691364][ T1024]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   79.691389][ T1024] ata1.00: status: { DRDY }
[   79.693577][ T1024] ata1.00: configured for UDMA/100
[   79.695422][ T1024] ata1: EH complete
qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000)
qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000)
[   84.137663][ T1024] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1
[   84.137680][ T1024] ata1: failed to read log page 10h (errno=-5)
[   84.137692][ T1024] ata1.00: exception Emask 0x1 SAct 0x70 SErr 0x0 action 0x0
[   84.137772][ T1024] ata1.00: irq_stat 0x41000008
[   84.137783][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED
[   84.137790][ T1024] ata1.00: cmd 61/00:20:36:41:05/20:00:00:00:00/40 tag 4 ncq dma 4194304 ou
[   84.137790][ T1024]          res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   84.137818][ T1024] ata1.00: status: { DRDY }
[   84.137825][ T1024] ata1.00: error: { ABRT }
[   84.137834][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED
[   84.137839][ T1024] ata1.00: cmd 61/00:28:36:61:05/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou
[   84.137839][ T1024]          res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   84.137867][ T1024] ata1.00: status: { DRDY }
[   84.137873][ T1024] ata1.00: error: { ABRT }
[   84.137881][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED
[   84.137887][ T1024] ata1.00: cmd 61/20:30:36:31:04/07:00:00:00:00/40 tag 6 ncq dma 933888 out
[   84.137887][ T1024]          res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   84.137914][ T1024] ata1.00: status: { DRDY }
[   84.137920][ T1024] ata1.00: error: { ABRT }
[   84.139815][ T1024] ata1.00: configured for UDMA/100
[   84.141082][ T1024] ata1: EH complete
[   84.227054][ T1024] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1
[   84.227073][ T1024] ata1: failed to read log page 10h (errno=-5)
[   84.227083][ T1024] ata1.00: NCQ disabled due to excessive errors
[   84.227091][ T1024] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0
[   84.227101][ T1024] ata1.00: irq_stat 0x41000000
[   84.227112][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED
[   84.227119][ T1024] ata1.00: cmd 61/00:70:36:41:05/20:00:00:00:00/40 tag 14 ncq dma 4194304 ou
[   84.227119][ T1024]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   84.227148][ T1024] ata1.00: status: { DRDY }
[   84.227156][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED
[   84.227162][ T1024] ata1.00: cmd 61/00:78:36:61:05/20:00:00:00:00/40 tag 15 ncq dma 4194304 ou
[   84.227162][ T1024]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   84.227190][ T1024] ata1.00: status: { DRDY }
[   84.228083][ T1024] ata1.00: configured for UDMA/100
[   84.228604][ T1024] ata1: EH complete
Warning: Permanently added '[localhost]:25399' (ED25519) to the list of known hosts.
qemu-system-x86_64: hw/ide/core.c:925: ide_dma_cb: Assertion `prep_size >= 0 && prep_size <= n * 512' failed.
Connection to localhost closed by remote host.